2197476400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1409}}^1$

素因数の和:1991

約数の個数: 120

約数和(自身を含む): 6048764640

約数和(自身を除く): 3851288240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 557, 560, 700, 1114, 1400, 1409, 2228, 2785, 2800, 2818, 3899, 4456, 5570, 5636, 7045, 7798, 8912, 9863, 11140, 11272, 13925, 14090, 15596, 19495, 19726, 22280, 22544, 27850, 28180, 31192, 35225, 38990, 39452, 44560, 49315, 55700, 56360, 62384, 70450, 77980, 78904, 97475, 98630, 111400, 112720, 140900, 155960, 157808, 194950, 197260, 222800, 246575, 281800, 311920, 389900, 394520, 493150, 563600, 779800, 784813, 789040, 986300, 1559600, 1569626, 1972600, 3139252, 3924065, 3945200, 5493691, 6278504, 7848130, 10987382, 12557008, 15696260, 19620325, 21974764, 27468455, 31392520, 39240650, 43949528, 54936910, 62785040, 78481300, 87899056, 109873820, 137342275, 156962600, 219747640, 274684550, 313925200, 439495280, 549369100, 1098738200, 2197476400]

約数ペア:

[(1, 2197476400), (2, 1098738200), (4, 549369100), (5, 439495280), (7, 313925200), (8, 274684550), (10, 219747640), (14, 156962600), (16, 137342275), (20, 109873820), (25, 87899056), (28, 78481300), (35, 62785040), (40, 54936910), (50, 43949528), (56, 39240650), (70, 31392520), (80, 27468455), (100, 21974764), (112, 19620325), (140, 15696260), (175, 12557008), (200, 10987382), (280, 7848130), (350, 6278504), (400, 5493691), (557, 3945200), (560, 3924065), (700, 3139252), (1114, 1972600), (1400, 1569626), (1409, 1559600), (2228, 986300), (2785, 789040), (2800, 784813), (2818, 779800), (3899, 563600), (4456, 493150), (5570, 394520), (5636, 389900), (7045, 311920), (7798, 281800), (8912, 246575), (9863, 222800), (11140, 197260), (11272, 194950), (13925, 157808), (14090, 155960), (15596, 140900), (19495, 112720), (19726, 111400), (22280, 98630), (22544, 97475), (27850, 78904), (28180, 77980), (31192, 70450), (35225, 62384), (38990, 56360), (39452, 55700), (44560, 49315)]